MUYI 10 Meters = 32.8 Feet PTFE Teflon Tube OD 4mm ID 2mm for Chemical Electrical Medical Equipment Material: PTFE (Polytetrafluoroethylene). Outside Diameter: 4mm, Inside Diameter: 2mm, Length: 10 Meters Temperature range: -190-280. Use for wiring in Chemical, Electrical and Medical Equipment. Please feel free to contact us if the tube is less than 10 meters, we will take responsibility for you.